/* cores */
:root {
  --text-color: #70d7ff;
  --link-color: #8fe0ff;
  --bg-color: #d5f2fe;
  --mainbg-color: #fff;
  --border-color: #4ccdff;
  --accent-color: #effaff;
}


/* corpo */
body {
  background: var(--bg-color);
  background-image: url('');
  background-attachment: fixed;
  color: var(--text-color);
  max-width: 800px;
  margin: 50px auto;
  padding: 5px;
  font-family: verdana;
  font-size: 0.8rem;
  scrollbar-color: var(--bg-color) var(--mainbg-color);
  scrollbar-width: thin;
}
.container {
  position: fixed;
  width: 100%;
  min-height: 100%;
  left: 0;
  top: 0;
  background-image: url("https://i.pinimg.com/originals/ab/28/83/ab288393e58eaf385396ad16fd9fa438.jpg");
  /*background-image:url('https://i.pinimg.com/736x/9c/47/c4/9c47c44d149f395e777fd6111fcea1f3--water-tower-chobits-cosplay.jpg');*/
  /*background-image:url('https://files.catbox.moe/kbxs0z.png');*/
  /*background-image:url('https://i.pinimg.com/originals/3c/87/5d/3c875d48b85e9ef6b1153e0d4c49f24b.jpg');*/
  background-size: 100% 200%;
  background-position: top;
  opacity: 0.25;
  filter: saturate(2);
  z-index: -1;
}

::selection {
  background: var(--accent-color);
}

a {
  color: var(--link-color);
  text-decoration: none;
  font-weight: bold;
}
a:hover {
  text-shadow: 1px 1px 10px var(--link-color);
  letter-spacing: 2px;
}

hr {
  border: none;
  border-bottom: 1px dotted var(--border-color);
  margin: 0 15px;
}

/* paragrafos */
h1,
h2,
h3,
h4,
h5,
h6 {
  padding: 0;
  margin: 0;
  font-family: times new roman;
  font-size: 1.2rem;
  font-style: italic;
  letter-spacing: 1px;
}
h1 {
  text-shadow: 1px 1px 5px var(--link-color);
  text-align: center;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(239, 250, 255, 1) 25%,
    rgba(239, 250, 255, 1) 75%,
    rgba(255, 255, 255, 0) 100%
  );
  padding: 3px;
  text-transform: uppercase;
}
h2 {
  text-shadow: 1px 1px 5px var(--link-color);
}
h3 {
  border-bottom: 1px solid;
  margin-right: 15px;
}


header,
nav,
main,
footer {
  border: 1px solid var(--border-color);
  padding: 5px 20px;
  background: var(--mainbg-color);
}

/* topo da pagina */
header {
  border-bottom: 1px dotted;
  height: 240px;
  background-image: url("/imagens/bannerbanana3.gif");
  background-position: center;
}
header h1 {
  margin: 15px;
  font-family: times new roman;
  font-size: 1.8rem;
  font-style: italic;
  text-align: right;
  vertical-align: text-bottom;
  background: none;
  text-transform: none;
}

/* footer da pagina */

footer {
  text-shadow: 1px 1px 10px var(--link-color);
  background: none;
  border: none;
  font-style: italic;
  text-align: center;
}

/* barra de navegação */
nav {
  padding: 0;
  border: none;
  flex-display: wrap;
  width: 25%;
  border-right: 1px solid var(--border-color);
  height: auto;
}
nav li,
nav ul {
  padding: 2px;
  margin: 0;
  list-style-type: none;
}
nav a {
  color: var(--link-color);
  letter-spacing: 1px;
  text-shadow: 1px 1px 10px var(--link-color);
  font-family: times new roman;
  font-size: 1.2rem;
  font-style: italic;
  padding: 0 10px;
  font-weight: normal;
}

nav li:hover {
  background: var(--accent-color);
}
nav h1 {
  padding: 3px 10px;
  margin: 0;
  background: var(--bg-color);
  color: var(--mainbg-color);
  text-shadow: 1px 1px 1px var(--border-color);
  text-transform: uppercase;
  text-align: left;
}


/* seção corpo */
main {
  text-align: left;
  border-top: none;
  display: flex;
  padding: 0;
}

section {
  height: 500px;
  overflow: auto;
  width: 100%;
  margin: 15px;
}

@media screen and (max-aspect-ratio: 16/9) {
  body {
    margin: auto;
    padding:15px;
  }
  header {
    height: 100px;
  }
  main {
    display: block;
  }

/* continuação barra */
  nav {
    width: 100%;
    border-left: none;
    border-bottom: 1px solid var(--border-color);
  }

  nav ul {
    display: flex;
    list-style-type: none;
  }

  section {
    width: 95%;
    height:auto;
    padding:15px;
    margin:15px auto;
  }
}